[elecena] ARF8276A LoRaWAN Motion Sensor - zmiany ceny Optimize the comfort of occupants and the energy consumption of a building ARF8276A LoRaWAN Motion Sensor - 154.99 EUR https://elecena.pl/product/18535240/arf8276a-lorawan-motion-sensor 2021-05-21 ARF8276A LoRaWAN Motion Sensor - 134.32 EUR https://elecena.pl/product/18535240/arf8276a-lorawan-motion-sensor 2021-10-21